Celica L4-1.8L (2ZZ-GE) (2005)
2. REMOVE PISTON
a. Put a piece of cloth or an equivalent between the piston and caliper.
b. Use compressed air to remove the piston from the cylinder.
CAUTION: Do not place your fingers in front of the piston when using compressed air.
3. REMOVE PISTON SEAL FROM CYLINDER
Using a screwdriver, remove the piston seal.
4. REMOVE 2 SLIDING BUSHINGS AND 3 DUST BOOTS
INSPECTION
1. MEASURE PAD LINING THICKNESS
Using a ruler, measure the pad lining thickness.
Standard thickness: 10.0 mm (0.394 inch)
Minimum thickness: 1.0 mm (0.039 inch)
Replace the pad if the pad's thickness is at the minimum thickness or less, or if the pad has severe, uneven wear.
2. MEASURE DISC THICKNESS
Using a micrometer, measure the disc thickness.
Standard thickness: 9.0 mm (0.354 inch)
Minimum thickness: 7.5 mm (0.295 inch)
Replace the disc if the disc's thickness is at the minimum thickness or less. Replace the disc or grind it on a lathe if it is scored or worn unevenly.